経常費用、退職給付信託関連損益（△は益）、前払費用
- 【期間】
| 年度 | 経常費用 | 退職給付信託関連損益（△は益） | 前払費用 |
|---|
| 2008/03 | 4.13兆 | | - | | 35.3億 | |
| 2009/03 | 3.91兆 | -5.3% | - | | 12.8億 | -63.9% |
| 2010/03 | 2.49兆 | -36.3% | - | | 11.2億 | -12.2% |
| 2011/03 | 2.13兆 | -14.5% | - | | 11.2億 | ±0% |
| 2012/03 | 2.07兆 | -2.9% | 14.2億 | | 11億 | -2.1% |
| 2013/03 | 2.16兆 | +4.6% | - | | 10.5億 | -4.6% |
| 2014/03 | 1.94兆 | -10.3% | - | | 27.1億 | +158.9% |
| 2015/03 | 2.17兆 | +11.8% | - | | 24.8億 | -8.6% |
| 2016/03 | 2.22兆 | +2.2% | - | | 29.7億 | +19.9% |
| 2017/03 | 2.56兆 | +15.2% | - | | 27.9億 | -6.1% |
| 2018/03 | 2.78兆 | +8.7% | - | | 35.3億 | +26.6% |
| 2019/03 | 3.31兆 | +19.2% | - | | 32.5億 | -7.9% |
| 2020/03 | 3.35兆 | +1.1% | - | | 41.2億 | +26.9% |
| 2021/03 | 2.68兆 | -19.9% | - | | 41.1億 | -0.3% |
| 2022/03 | 3.4兆 | +26.9% | - | | 36.1億 | -12.2% |
| 2023/03 | 4.99兆 | +46.6% | - | | 36.1億 | ±0% |
